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For the Inventor, By the Inventor

Shiraoka, Japan

Ken-ichi Shikada

USPTO Granted Patents = 10

Average Co-Inventor Count = 4.7

ph-index = 7

Forward Citations = 134(Granted Patents)


Location History:

  • Kuki, JP (1988 - 1992)
  • Shiraoka, JP (1990 - 1994)
  • Shiraoka-machi, JP (1998 - 1999)

Company Filing History:

goldMedal10 out of 1,235 
 
Nissan Chemical Industries Limited
 patents

Years Active: 1988-1999

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10 patents (USPTO):Explore Patents
1. 5955481 - Pyridine type thiazolidines (1999-09-21),
2. 5929074 - Pyridazinone derivatives with pharmaceutical activity (1999-07-27),
3. 5728702 - Pyridazinone derivatives with pharmaceutical activity (1998-03-17),
4. 5318968 - 5-heteroarylamino-6-oxy-substituted 3(2H)-pyridazinones (1994-06-07),
5. 5314883 - 5-heteroarylamino-6-oxy-substituted 3(2H)-pyridazinones (1994-05-24),
6. 5202323 - 5-arylmethylamino-6-oxy-substituted 3(2H)-pyridazinones (1993-04-13),
7. 5098900 - 3(2H)pyridazinone, process for its preparation and anti-allergic agent (1992-03-24),
8. 4978665 - 3(2H)pyridazinone, and antagonistic agent against SRS-A containing it (1990-12-18),
9. 4892947 - 3(2H)Pyridazinone, process for its preparation and anti-allergic agent (1990-01-09),
10. 4783462 - 3(2H)pyridazinone, and anti-allergic agent containing it (1988-11-08),

Title: Innovations by Ken-ichi Shikada: A Profile of a Notable Inventor

Introduction

Ken-ichi Shikada is a prominent inventor based in Shiraoka, Japan. He has made significant contributions to the field of chemical innovations, holding a total of 10 patents. His work primarily focuses on novel compounds that have potential pharmaceutical applications.

Latest Patents

Among his latest patents, Ken-ichi Shikada has developed pyridine type thiazolidines, which represent a new category of chemical compounds. These thiazolidines and their salts, characterized by a specific chemical formula, indicate his ongoing research in the field of medicinal chemistry.

Another notable patent is for pyridazinone derivatives with pharmaceutical activity. This invention encompasses a 3(2H)-pyridazinone derivative and its salts, including a detailed process for its production. These compounds are described with intricate specifications, showcasing Ken-ichi's expertise in chemical formulation and potential therapeutic use.

Career Highlights

Ken-ichi Shikada is affiliated with Nissan Chemical Industries Limited, where he has been instrumental in driving innovation within the company. His work has not only expanded the company's patent portfolio but has also contributed to advancements in pharmaceutical chemistry.

Collaborations

Throughout his career, Ken-ichi has collaborated with esteemed colleagues such as Keizo Tanikawa and Ryozo Sakoda. These collaborations highlight the importance of teamwork in innovation and the exchange of ideas that propel the progress of research and development within the industry.

Conclusion

Ken-ichi Shikada's work exemplifies the spirit of innovation in the field of chemistry. With his numerous patents and collaborations, he continues to push the boundaries of pharmaceutical research, contributing to advancements that may have profound impacts on health and medicine.

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